First author is with Departmento de Quı´mica, Universidade Federal de Sa˜o Carlos; 2nd author is with Instituto de Quı´mica, Universidade Estadual de Campinas and Instituto de Quı´mica, Universidade Federal do Rio Grande do Sul; 3rd author is with Instituto de Quı´mica,Universidade Estadual de Campinas and Instituto de Cieˆncias da Sau´ de, Universidade Paulista; 4th author is with Instituto de Quı´mica, Universidade Estadual de Campinas; 5th author is with Department of Physics, Bhavan’s Sheth R. A. College of Science; 6th author is with Research Centre for Chemical Crystallography,School of Science and Technology, Sunway University